Working on PPC..

1 files changed, 88 insertions, 5 deletions

diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/Notifications/DefaultNotificationProvider.cs b/Software/Visual_Studio/PPC/Tango.PPC.UI/Notifications/DefaultNotificationProvider.cs
index dbaafa6bb..02e41e087 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.UI/Notifications/DefaultNotificationProvider.cs
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/Notifications/DefaultNotificationProvider.cs
@@ -8,16 +8,37 @@ using System.Windows;
 using System.Windows.Media;
 using Tango.PPC.Common.Notifications;
 using Tango.Core;
+using System.Collections.Concurrent;
+using System.Windows.Media.Imaging;
+using Tango.SharedUI.Helpers;
 
 namespace Tango.PPC.UI.Notifications
 {
     public class DefaultNotificationProvider : ExtendedObject, INotificationProvider
     {
+        private class PendingMessageBox
+        {
+            public MessageBoxVM VM { get; set; }
+            public TaskCompletionSource<bool> CompletionSource { get; set; }
+        }
+
+        private ConcurrentQueue<PendingMessageBox> _pendingMessageBoxes;
+
+        public DefaultNotificationProvider()
+        {
+            _pendingMessageBoxes = new ConcurrentQueue<PendingMessageBox>();
+        }
+
         private MessageBoxVM _currentMessageBox;
         public MessageBoxVM CurrentMessageBox
         {
             get { return _currentMessageBox; }
-            private set { _currentMessageBox = value; RaisePropertyChangedAuto(); }
+            private set
+            {
+                _currentMessageBox = value;
+                RaisePropertyChangedAuto();
+                RaisePropertyChanged(nameof(HasMessageBox));
+            }
         }
 
         public bool HasMessageBox
@@ -30,22 +51,84 @@ namespace Tango.PPC.UI.Notifications
 
         public Task ShowError(string message)
         {
-            throw new NotImplementedException();
+            return ShowMessageBox(new MessageBoxVM()
+            {
+                Message = message,
+                Icon = ResourceHelper.GetImageFromResources("Images/MessageBox Icons/information.png"),
+                Title = "Error",
+                Brush = Application.Current.Resources["TangoMessageBoxErrorBrush"] as Brush,
+            });
         }
 
         public Task ShowInfo(string message)
         {
-            throw new NotImplementedException();
+            return ShowMessageBox(new MessageBoxVM()
+            {
+                Message = message,
+                Icon = ResourceHelper.GetImageFromResources("Images/MessageBox Icons/information.png"),
+                Title = "Information",
+                Brush = Application.Current.Resources["TangoMessageBoxInfoBrush"] as Brush,
+            });
         }
 
         public Task ShowWarning(string message)
         {
-            throw new NotImplementedException();
+            return ShowMessageBox(new MessageBoxVM()
+            {
+                Message = message,
+                Icon = ResourceHelper.GetImageFromResources("Images/MessageBox Icons/information.png"),
+                Title = "Warning",
+                Brush = Application.Current.Resources["TangoMessageBoxWarningBrush"] as Brush,
+            });
         }
 
         public Task<bool> ShowQuestion(string message)
         {
-            throw new NotImplementedException();
+            return ShowMessageBox(new MessageBoxVM()
+            {
+                Message = message,
+                Icon = ResourceHelper.GetImageFromResources("Images/MessageBox Icons/information.png"),
+                Title = "Confirm",
+                HasCancel = true,
+                Brush = Application.Current.Resources["TangoMessageBoxQuestionBrush"] as Brush,
+            });
+        }
+
+        private Task<bool> ShowMessageBox(MessageBoxVM vm)
+        {
+            TaskCompletionSource<bool> source = new TaskCompletionSource<bool>();
+
+            vm.Accepted += () => { OnMessageBoxClosed(); source.SetResult(true); };
+            vm.Canceled += () => { OnMessageBoxClosed(); source.SetResult(false); };
+
+            if (CurrentMessageBox == null)
+            {
+                CurrentMessageBox = vm;
+            }
+            else
+            {
+                _pendingMessageBoxes.Enqueue(new PendingMessageBox()
+                {
+                    VM = vm,
+                    CompletionSource = source,
+                });
+            }
+
+            return source.Task;
+        }
+
+        private void OnMessageBoxClosed()
+        {
+            CurrentMessageBox = null;
+
+            if (_pendingMessageBoxes.Count > 0)
+            {
+                PendingMessageBox p = null;
+                if (_pendingMessageBoxes.TryDequeue(out p))
+                {
+                    CurrentMessageBox = p.VM;
+                }
+            }
         }
     }
 }